Collection: K&N Engineering Crankcase Vent & Breather Filters
Meet the demands of racing with K&N's Breather Filters and Crankcase Vent Filters. Crafted for high-performance, these filters are equipped with rubber and chrome air filter tops, available with or without heat shields. With a diverse range of mounting options, they cater to various valve cover needs.
Important Note: These filters are legally approved in California exclusively for racing vehicles, explicitly prohibited for use, registration, or licensing on public highways. For the CARB (California Air Resources Board) status of each part specific to your vehicle, visit knfilters.com. Elevate your racing experience with K&N's precision-engineered breather filters.
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K&N 1in Flange ID x 2in OD x 1.5 inch H Rubber Base Crankcase Vent Filter
Regular price $34.99 USDRegular priceUnit price / per -
K&N Rubber Base Crankcase Vent Filter - 0.55in Flange ID 1.375in OD 1.125in Height
Regular price $34.99 USDRegular priceUnit price / per -
K&N .315/.431 Flange 1 3/8 inch OD 1.5 inch H Clamp On Crankcase Vent Filter
Regular price $29.99 USDRegular priceUnit price / per -
K&N 2in Base OD x .375in Flange ID x 1.75in H Rubber Base Crankcase Vent Filter - White
Regular price $11.99 USDRegular priceUnit price / per -
K&N 2in Base OD x .375in Flange ID x 1.75in H Rubber Base Crankcase Vent Filter
Regular price $13.99 USDRegular priceUnit price / per -
K&N 2in Base OD x .375in Flange ID x 1.75in H Rubber Base Crankcase Vent Filter - Blue
Regular price $11.99 USDRegular priceUnit price / perSold out -
K&N 0.75 inch ID 1.375 inch OD 1.125 inch H Clamp On Crankcase Vent Filter
Regular price $34.99 USDRegular priceUnit price / per -
K&N 1in Flange L x 3in OD x 2.5in Height Clamp On Crankcase Vent Filter
Regular price $29.99 USDRegular priceUnit price / per -
K&N 1.5in Flange ID x 3in OD x 2.5in Height Clamp On Crankcase Vent Filter
Regular price $29.99 USDRegular priceUnit price / per -
K&N 1.375in Flange ID x 3in OD x 2.5in Height Clamp On Crankcase Vent Filter
Regular price $29.99 USDRegular priceUnit price / per -
K&N 1in Flange ID x 3in OD x 2.5in Height Clamp On Crankcase Vent Filter
Regular price $52.99 USDRegular priceUnit price / per -
K&N .5in Flange ID x 3in OD x 3.25in H Rubber Base Crankcase Vent Filter
Regular price $19.99 USDRegular priceUnit price / per -
K&N Rubber Base Chrome Top Push-In Crankcase Vent Filter 3in OD x 2-1/2in H.
Regular price $34.99 USDRegular priceUnit price / per -
K&N 1.75in Flange ID x 3in OD x 2.5in H Chrome Finish Rubber Base Crankcase Vent Filter
Regular price $19.99 USDRegular priceUnit price / per -
K&N 1.5in Flange ID x 3in OD x 2.5in H Chrome Finish Rubber Base Crankcase Vent Filter
Regular price $29.99 USDRegular priceUnit price / per -
K&N 1.5in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter
Regular price $34.99 USDRegular priceUnit price / per